Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12262633 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Jin-Ri Hong, Doo-Hyeon Moon, Du-Yong PARK | 2025-03-25 |
| 11844269 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Hong-Se OH, Tae Jin LEE, Young Kwang Kim, Doo-Hyeon Moon, Jin-Ri Hong | 2023-12-12 |
| 11653562 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Jin-Ri Hong, Doo-Hyeon Moon, Du-Yong PARK | 2023-05-16 |
| 10886474 | Organic electroluminescent compound, and organic electroluminescent material and organic electroluminescent device comprising the same | Doo-Hyeon Moon, Jeong-Eun Yang, Hee-Ryong Kang, Ji-Song JUN, Hee-Choon Ahn +4 more | 2021-01-05 |
| 10633583 | Organic electroluminescent compounds and an organic electroluminescent device comprising the same | Su-Hyun LEE, Hee-Choon Ahn, Bitnari Kim, Tae Jin LEE | 2020-04-28 |
| 10490752 | Plurality of host materials and organic electroluminescent device comprising the same | Bitnari Kim, Hee-Ryong Kang, Jin-Ri Hong, Tae Jin LEE, Sang-Hee CHO | 2019-11-26 |
| 10454044 | Plurality of host materials and organic electroluminescent device comprising the same | Bitnari Kim | 2019-10-22 |
| 10186669 | Organic electroluminescent compound and an organic electroluminescent device comprising the same | Hee-Ryong Kang, Hyun-Ju KANG, Jin-Ri Hong, Doo-Hyeon Moon, Bit Na KIM +2 more | 2019-01-22 |
| 10069086 | Plurality of host materials and an organic electroluminescence device comprising the same | Bitnari Kim, Nam-Kyun Kim, Hong-Yeop Na, Tae Jin LEE, Kyung-Hoon Choi +9 more | 2018-09-04 |
| 9997724 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Bitnari Kim, Hee-Ryong Kang, Hyun-Ju KANG, Jin-Ri Hong, Doo-Hyeon Moon | 2018-06-12 |
| 9997723 | Organic electroluminescent compound and an organic electroluminescent device comprising the same | Hee-Ryong Kang, Hyun-Ju KANG, Jin-Ri Hong, Doo-Hyeon Moon, Bitnari Kim +2 more | 2018-06-12 |
| 9935274 | Substituted 12H-indolo[2,3-b]quinoxalino[2′,3′:4,5]pyrrolo[3,2,1-jk]carbazoles as organic electroluminescent materials | Hee-Ryong Kang, Hyun-Ju KANG, Doo-Hyeon Moon, Bitnari Kim, Nam-Kyun Kim | 2018-04-03 |
| 9859507 | Organic electroluminescent compound and organic electroluminescent device comprising the same | Hee-Ryong Kang, Hyun-Ju KANG, Mi-Ja LEE, Nam-Kyun Kim, Bitnari Kim +3 more | 2018-01-02 |
| 9698355 | Organic electroluminescent compounds and organic electroluminescent device comprising the same | Hee-Ryong Kang, Hyun-Ju KANG, Doo-Hyeon Moon, Bitnari Kim, Nam-Kyun Kim | 2017-07-04 |
| 9040572 | Method of preparing benzoimidazole derivatives | In Woo Kim, Ji Duck Kim, Hong Chul Yoon, Hee Kyoon Yoon, Byung Goo Lee +2 more | 2015-05-26 |
| 8541620 | Method for selectively crystallizing a Z isomer of iopromide | Soo Jin Choi, Byung Goo Lee, Han-Kuk Lee, Wol-Young Kim, Joon Hwan Lee | 2013-09-24 |